Function IsTextFile

internal/tool/file.go:11–16

IsTextFile returns true if file content format is plain text or empty.

(data []byte)

// IsTextFile returns true if file content format is plain text or empty.
func IsTextFile(data []byte) bool {
	if len(data) == 0 {
		return true
	}
	return strings.Contains(http.DetectContentType(data), "text/")
}

func IsImageFile(data []byte) bool {
	return strings.Contains(http.DetectContentType(data), "image/")